<template>
  <Form ref="formCom" :validation-schema="mySchema" v-slot="{errors}" class="xtx-form">
    <div class="user-info">
      <img :src="avatar" alt=""/>
      <p>Hi，{{ nickname }} 欢迎来小兔鲜，完成绑定后可以QQ账号一键登录哦~</p>
    </div>
    <div class="xtx-form-item">
      <div class="field">
        <i class="icon iconfont icon-phone"></i>
        <Field :class="{err:errors.mobile}" v-model="form.mobile" name="mobile" class="input" type="text"
               placeholder="绑定的手机号"/>
      </div>
      <div v-if="errors.mobile" class="error">{{ errors.mobile }}</div>
    </div>
    <div class="xtx-form-item">
      <div class="field">
        <i class="icon iconfont icon-code"></i>
        <Field :class="{err:errors.code}" v-model="form.code" name="code" class="input" type="text"
               placeholder="短信验证码"/>
        <span class="code" @click="send">{{ time === 0 ? '发送验证码' : `${time}秒后发送` }}</span>
      </div>
      <div class="error" v-if="errors.code"><i class="iconfont icon-warning"/>{{ errors.code }}</div>
    </div>
    <a href="javascript:;" class="submit" @click="submit">立即绑定</a>
  </Form>
</template>

<script>
import QC from 'qc'
import { onUnmounted, reactive, ref } from 'vue'
import { Form, Field } from 'vee-validate'
import schema from '@/utils/vee-validate-schema'
import { userQQBindCode, userQQBindLogin } from '@/api/user'
import Message from '@/components/library/Message'
import { useIntervalFn } from '@vueuse/core'
import { useStore } from 'vuex'
import { useRouter } from 'vue-router'

export default {
  name: 'CallbackBind',
  components: {
    Form,
    Field
  },
  props: {
    unionId: {
      type: String,
      default: ''
    }
  },
  setup (props) {
    //  1.准备下信息：unionId(openId) qq头像 昵称
    //  2.完成校验
    //  3.发送验证码（校验，定义api，调用， 完成倒计时）
    //  4.进行绑定（绑定成功就是登录成功）
    const nickname = ref('null')
    const avatar = ref('null')
    if (QC.Login.check()) {
      QC.api('get_user_info').success(res => {
        nickname.value = res.data.figureurl_1
        avatar.value = res.data.nickname
      })
    }
    // 表单数据对象
    const form = reactive({
      mobile: null,
      code: null
    })
    // 校验规则对象
    const mySchema = {
      mobile: schema.mobile,
      code: schema.code
    }
    // 发送短信验证码
    // pause暂停  resume开始
    // useIntervalFn(回调函数，执行间隔，是否立即开启)
    const formCom = ref(null)
    const time = ref(0)
    const {
      pause,
      resume
    } = useIntervalFn(() => {
      if (time.value <= 0) {
        pause()
        return
      }
      time.value--
    }, 1000, false)

    // 组件销毁，去除定时器
    onUnmounted(() => {
      pause()
    })
    const send = async () => {
      const valid = mySchema.mobile(form.mobile)
      if (valid) {
        //  通过
        // 没有倒计时才可以发送
        if (time.value === 0) {
          await userQQBindCode({
            mobile: form.mobile
          })
          //  成功消息提示
          Message({
            type: 'success',
            text: '发送成功'
          })
          time.value = 60
          resume()
        }
      } else {
        //  失败 setFieldError(字段，错误信息)
        formCom.value.setFieldValue('mobile', valid)
      }
    }

    // 立即绑定
    const store = useStore()
    const router = useRouter()
    const submit = () => {
      const valid = formCom.value.validate()
      if (valid) {
        userQQBindLogin({
          unionId: props.unionId,
          ...form
        }).then(data => {
          //  实现和之前登录一样的逻辑
          const {
            id,
            account,
            avatar,
            mobile,
            nickname,
            token
          } = data.result
          store.commit('user/setUser', {
            id,
            account,
            avatar,
            mobile,
            nickname,
            token
          })
          store.dispatch('cart/mergeCart').then(() => {
            //  进行跳转
            router.push(store.state.user.redirectUrl || '/')
            //  成功消息提示
            Message({
              type: 'success',
              text: '登录成功'
            })
          })
        }).catch(e => {
          //  成功消息提示
          Message({
            type: 'error',
            text: '绑定失败'
          })
        })
      }
    }
    return {
      nickname,
      avatar,
      form,
      mySchema,
      time,
      formCom,
      send,
      submit
    }
  }
}
</script>

<style scoped lang='less'>
.user-info {
  width: 320px;
  height: 70px;
  margin: 0 auto;
  display: flex;
  background: #f2f2f2;
  align-items: center;
  padding: 0 10px;
  margin-bottom: 25px;

  img {
    background: #f2f2f2;
    width: 50px;
    height: 50px;
  }

  p {
    padding-left: 10px;
  }
}

.code {
  position: absolute;
  right: 0;
  top: 0;
  line-height: 50px;
  width: 80px;
  color: #999;

  &:hover {
    cursor: pointer;
  }
}
</style>
